About Amprius! Amprius Technologies, Inc. is a leading manufacturer of high-energy, high-power lithium-ion batteries, delivering the industry’s highest commercially available energy density. Headquartered in Fremont, California, Amprius maintains an advanced R&amp;D lab and a MWh-scale manufacturing facility dedicated to silicon anode and cell production. For more information about the company, please visit <a href="http://www.amprius.com/">www.amprius.com</a>. Summary Amprius Technologies is seeking an experienced Supplier Development Engineer that will be instrumental in ensuring the quality, capability, and reliability of our lithium-ion battery cell and component suppliers. This role involves deep collaboration with both internal engineering/quality teams and external supplier partners to develop, implement, and maintain world-class manufacturing processes and quality systems. Job Responsibilities Supplier Quality and Process Development<ul><li>Drive the selection, qualification, and ongoing development of suppliers for new battery cell chemistries and components.</li><li>Conduct on-site audits at potential and existing supplier facilities to assess manufacturing processes, quality management systems, and technical capabilities.</li><li>Lead the development and approval of APQP/PPAP (Advanced Product Quality Planning / Production Part Approval Process) packages to ensure components meet strict specifications.</li><li>Implement continuous improvement programs at supplier sites, utilizing tools such as Six Sigma, Lean Manufacturing, and SPC (Statistical Process Control).</li></ul>Industrialization<ul><li>Lead supplier capacity analysis to drive in-depth, collaborative studies with key suppliers to identify bottlenecks, measure utilization, and establish clear scaling strategies. </li><li>Validate long term capacity expansion plans to ensure manufacturing strategies align with demand forecasts, technology roadmaps, and quality requirements. </li><li>Oversee manufacturing scale-up and qualification processes. Monitor pilot runs, execute successful ramp-ups, and ensures quality metrics are met before mass production.</li><li>Develop and implement robust manufacturing risk mitigation strategies with suppliers</li></ul>Collaboration and Communication<ul><li>Work closely with Design Engineering to influence product design for manufacturability (DFM) and quality.</li><li>Serve as the primary technical liaison between Amprius and the supplier's engineering and quality teams.</li><li>Facilitate joint problem-solving activities using 8D methodology to quickly address and permanently resolve quality issues.</li><li>Prepare and present detailed reports on supplier performance, risk assessments, and development progress to internal stakeholders.</li></ul>Education, Certifications, Experience <ul><li>B.S. in Electrical Engineering, Chemical Engineering, Materials Science, or a related technical field.</li><li>5+ years of experience in supplier development, quality engineering, or manufacturing engineering within the Lithium-Ion Battery sector (cell or pack level).</li></ul>Physical Demands &amp; Work Location: ·       Fremont, CA: This is an on-site job. Reliable commute or planning to relocate before starting work is required. ·       Work performed in an office environment and requires the ability to operate standard office equipment and keyboards Travel Requirements: Ability to travel internationally up to 40% of the time to supplier sites in South Korea, US, and Europe.RequirementsQualifications ·       Demonstrated expertise in quality tools (e.g., FMEA, MSA, SPC, DoE) and auditing standards (e.g., VDA, ISO 9001/IATF 16949). Experience with ISO 9001 and AS9100 quality standards.<ul><li>Deep understanding of cell manufacturing processes (electrode coating, cell assembly, formation) or key battery components (anode/cathode materials, separators, electrolytes).</li><li>Excellent communication, presentation, and interpersonal skills, with the ability to influence cross-functional teams and external partners.</li><li>Fluency in Korean is a plus, given the global supply chain.</li><li>Ability to travel internationally up to 40% of the time to supplier sites in South Korea, US, and Europe.</li></ul>Benefits·       Comprehensive compensation package includes base salary + RSUs. Salary range for this role is $120,000 to $190,000. Base salary will be determined based on knowledge, experience, and education. ·       Health benefits include medical, dental and vision coverage.  Medical options of HMO and PPO plans.·       Employer-funded Health Reimbursement Account (HRA). HSA compatible Medical Plan, FSA Options.·       Pet Health Insurance (dog &amp; cats)·       Traditional and Roth 40l(k) Plans·       Generous vacation leave starts with 3 weeks annual accrual. 10 paid holidays. Sick time off.·       Cell phone reimbursementAmprius Technologies is committed to promoting an equal employment opportunity workplace environment and is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expressions, pregnancy, age, national origin, disability status, genetic information (GINA), protected veteran status, or any characteristic protected by law. The Company’s policy is to recruit, hire, train, promote, and administer all employment-related matters based on an individual’s qualifications, abilities, and efforts without regard to protected status.

Setting a new standard for battery performance, Amprius® Technologies manufactures the highest energy density lithium-ion batteries in the world. Employing our patented, 100% silicon nanowire anode, Amprius Technologies provides up to 50% improvement compared to standard lithium-ion batteries.

Supplier Development Engineer

About the Job

About the Company

Amprius

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